Home / 159,424.65-220,021.55-119,068.35

Finding the Fourth Proportional to 159,424.65, 220,021.55 and 119,068.35

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Solution

The fourth proportional to 159,424.65, 220,021.55 and 119,068.35 is: 164,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,424.65 : 220,021.55 = 119,068.35 : x
  2. Step 2: Convert to fraction form
    159,424.65/220,021.55 = 119,068.35/x
  3. Step 3: Cross multiply
    159,424.65x = 220,021.55 × 119,068.35
  4. Step 4: Simplify right side
    159,424.65x = 26,197,602,451.35
  5. Step 5: Solve for x
    x = 26,197,602,451.35/159,424.65
  6. Step 6: Final answer
    x = 164,325.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.